<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>test_http_server</title>
</head>
<body>
    <h1>It works!</h1>
    <p>dadada 水水水水水水</p>
    <img src="pic.jpg" style="width: 300px;"/>
    <form method="post">
        <input type="text" name="username"/>
        <input type="password" name="passwd"/>
        <input type="submit" name="submit"/>
    </form>
</body>
</html>